Disclosed are mounting brackets, mounting bracket assemblies, mountable lights, and methods of installation thereof. In one embodiment, a mounting bracket assembly comprises an obround-shaped wall mount configured to be mounted to a wall and a light mount configured to be coupled to a surface of a light. The wall mount comprises a raised internal ridge extending from a wall-facing side of the wall mount and a rim segment surrounding the raised internal ridge. A clearance space can be formed in between the wall and the rim segment when the wall mount is mounted to the wall. The light mount comprises a curved ledge and an inwardly-projecting brim. At least part of the curved ledge can rest on a top of the wall mount and the inwardly-projecting brim can be positioned within part of the clearance space when the light is mounted to the wall.